The Ion Needed to Initiate the Release of Acetylcholine into the Synaptic

question 73

Multiple Choice

The ion needed to initiate the release of acetylcholine into the synaptic cleft is

• A) sodium.
• B) potassium.
• C) calcium.
• D) chloride.
• E) zinc.

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Definitions:

Permeability

A measure of how easily fluids can pass through a porous material or rock.

Compact Sediment

Compact sediment refers to sediment that has been compressed over time due to overlying pressure, reducing its porosity and increasing its density.

Groundwater

Water that collects or flows beneath the Earth's surface, filling the porous spaces in soil, sediment, and rocks.

Groundwater

Water that fills the cracks and spaces in underground soil and rock layers, accounting for a significant portion of the Earth's fresh water.